package com.smh.a05TCPDemo1;

import java.io.IOException;
import java.io.OutputStream;
import java.net.Socket;

public class Client {
    public static void main(String[] args) throws IOException {
        //TCP协议

        //链接不上就会报错
        Socket socket = new Socket("127.0.0.1", 10001);

        OutputStream os = socket.getOutputStream();
        os.write("aaa".getBytes());
        os.close();
        socket.close();

    }
}
